BR8108539A - Sistema de valvula de seguranca com caracteristica de equilibrio recobravel - Google Patents

Sistema de valvula de seguranca com caracteristica de equilibrio recobravel

Info

Publication number
BR8108539A
BR8108539A BR8108539A BR8108539A BR8108539A BR 8108539 A BR8108539 A BR 8108539A BR 8108539 A BR8108539 A BR 8108539A BR 8108539 A BR8108539 A BR 8108539A BR 8108539 A BR8108539 A BR 8108539A
Authority
BR
Brazil
Prior art keywords
recoverable
safety valve
valve system
balance characteristics
balance
Prior art date
Application number
BR8108539A
Other languages
English (en)
Inventor
L Guidry Shelby
Kerry Jernigan
Original Assignee
Schlumberger Technology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schlumberger Technology Corp filed Critical Schlumberger Technology Corp
Publication of BR8108539A publication Critical patent/BR8108539A/pt

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • E21B34/105—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole retrievable, e.g. wire line retrievable, i.e. with an element which can be landed into a landing-nipple provided with a passage for control fluid
    • E21B34/107—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole retrievable, e.g. wire line retrievable, i.e. with an element which can be landed into a landing-nipple provided with a passage for control fluid the retrievable element being an operating or controlling means retrievable separately from the closure member, e.g. pilot valve landed into a side pocket
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • E21B34/101—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for equalizing fluid pressure above and below the valve

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Safety Valves (AREA)
  • Feeding And Controlling Fuel (AREA)
BR8108539A 1981-01-05 1981-12-30 Sistema de valvula de seguranca com caracteristica de equilibrio recobravel BR8108539A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/222,537 US4454913A (en) 1981-01-05 1981-01-05 Safety valve system with retrievable equalizing feature

Publications (1)

Publication Number Publication Date
BR8108539A true BR8108539A (pt) 1982-10-19

Family

ID=22832620

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8108539A BR8108539A (pt) 1981-01-05 1981-12-30 Sistema de valvula de seguranca com caracteristica de equilibrio recobravel

Country Status (8)

Country Link
US (1) US4454913A (pt)
BR (1) BR8108539A (pt)
CA (1) CA1188981A (pt)
FR (1) FR2497538B1 (pt)
GB (1) GB2090889B (pt)
MX (1) MX156553A (pt)
NO (1) NO163199C (pt)
PH (1) PH23151A (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2093094B (en) * 1981-02-17 1985-02-06 Ava Int Corp Well flow control apparatus
US4667736A (en) * 1985-05-24 1987-05-26 Otis Engineering Corporation Surface controlled subsurface safety valve
US4628995A (en) * 1985-08-12 1986-12-16 Panex Corporation Gauge carrier
US4709762A (en) * 1985-10-18 1987-12-01 Camco, Incorporated Variable fluid passageway for a well tool
US4629002A (en) * 1985-10-18 1986-12-16 Camco, Incorporated Equalizing means for a subsurface well safety valve
US4687055A (en) * 1986-04-07 1987-08-18 Leggett Henry H Wire-line controlled down-hole shut-in tool for wells
US4703805A (en) * 1986-09-26 1987-11-03 Camco, Incorporated Equalizing means for a subsurface well safety valve
US4722399A (en) * 1987-03-12 1988-02-02 Camco, Incorporated Self closing equalizing valve for a subsurface well safety valve
US4828023A (en) * 1988-01-19 1989-05-09 Eastern Oil Tools Pte, Ltd. Mechanical latching device operated by dead weight and tension
US4883119A (en) * 1988-01-19 1989-11-28 Eastern Oil Tools Pte Ltd. Mechanical latching device operated by dead weight and tension
US6523614B2 (en) * 2001-04-19 2003-02-25 Halliburton Energy Services, Inc. Subsurface safety valve lock out and communication tool and method for use of the same
US6666271B2 (en) 2001-11-01 2003-12-23 Weatherford/Lamb, Inc. Curved flapper and seat for a subsurface saftey valve
US8251147B2 (en) 2005-06-08 2012-08-28 Baker Hughes Incorporated Method and apparatus for continuously injecting fluid in a wellbore while maintaining safety valve operation
EP1888873B1 (en) * 2005-06-08 2013-10-30 Baker Hughes Incorporated Method and apparatus for continuously injecting fluid in a wellbore while maintaining safety valve operation
US7451810B2 (en) * 2006-05-18 2008-11-18 Schlumberger Technology Corporation Kickover tool and selective mandrel system
US7886835B2 (en) * 2007-08-31 2011-02-15 Schlumberger Technology Corporation High angle water flood kickover tool
US7967075B2 (en) * 2007-08-31 2011-06-28 Schlumberger Technology Corporation High angle water flood kickover tool
WO2015094362A1 (en) * 2013-12-20 2015-06-25 Halliburton Energy Services, Inc. Downhole tool with retrievable electronics
CN108798596B (zh) * 2018-06-28 2024-08-09 托普威尔石油技术股份公司 一种可取式井下安全阀打开工具

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3059700A (en) * 1960-12-30 1962-10-23 Jersey Prod Res Co Gas lift mandrel for use in wells
US3627042A (en) * 1970-06-30 1971-12-14 Camco Inc Subsurface well safety apparatus
US3666012A (en) * 1970-11-23 1972-05-30 Otis Eng Co Well cross-over apparatus for selective communication of flow passages in a well installation
US3786867A (en) * 1973-02-23 1974-01-22 Camco Inc Well safety valve system and method of operation
US3865141A (en) * 1973-06-29 1975-02-11 Schlumberger Technology Corp Subsurface safety valve apparatus
US3874445A (en) * 1973-12-12 1975-04-01 Camco Inc Multiple valve pocket mandrel and apparatus for installing and removing flow control devices therefrom
US3882935A (en) * 1973-12-26 1975-05-13 Otis Eng Co Subsurface safety valve with auxiliary control fluid passage openable in response to an increase in control fluid pressure
FR2271380A1 (en) * 1974-02-06 1975-12-12 Aquitaine Petrole Safety valve with pressure compensation - designed for heavy duty borings for e.g. deep-sea gas conveying
US3958633A (en) * 1975-05-29 1976-05-25 Standard Oil Company (Indiana) Flapper-type subsurface safety valve
US4031955A (en) * 1976-01-20 1977-06-28 Baker Oil Tools, Inc. Down hole inhibitor injector
US4031960A (en) * 1976-02-25 1977-06-28 Teledyne, Inc. Circulating valve
US4119146A (en) * 1977-05-18 1978-10-10 Otis Engineering Corporation Surface controlled sub-surface safety valve
US4197879A (en) * 1977-10-03 1980-04-15 Schlumberger Technology Corporation Lubricator valve apparatus
US4325431A (en) * 1980-07-10 1982-04-20 Ava International Corporation Flow controlling apparatus

Also Published As

Publication number Publication date
GB2090889A (en) 1982-07-21
CA1188981A (en) 1985-06-18
NO814283L (no) 1982-07-06
FR2497538A1 (fr) 1982-07-09
MX156553A (es) 1988-09-09
NO163199B (no) 1990-01-08
PH23151A (en) 1989-05-19
US4454913A (en) 1984-06-19
FR2497538B1 (fr) 1985-10-25
GB2090889B (en) 1984-12-05
NO163199C (no) 1990-04-18

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